Kensen Hyoukyoku

Setsuka, the third son of the powerful country of Jan, spends his days training in fencing under the guidance of a beautiful young woman named Karen. His companions include two young hostages from a neighboring nation: Suiran and his childhood friend Shiraha. Their peaceful routine is shattered when their homeland faces an unprecedented crisis, forcing them to flee for their lives. Their journey takes an unexpected turn when they encounter Kokuyou, a skilled swordsman with exceptional technique, who leads a group known as the Karanhyoukyoku. Together, they embark on an epic adventure across the continent, seeking safety and a new future for Setsuka, whose royal heritage has suddenly made him a target in a world of shifting alliances and dangerous enemies. (Source: Square Enix, translated)